Finding the Fourth Proportional to 2,055.07, 3,078.30 and 1,499.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.07 : 3,078.30 = 1,499.41 : x
2. Step 2: Convert to fraction form
   2,055.07/3,078.30 = 1,499.41/x
3. Step 3: Cross multiply
   2,055.07x = 3,078.30 × 1,499.41
4. Step 4: Simplify right side
   2,055.07x = 4,615,643.27
5. Step 5: Solve for x
   x = 4,615,643.27/2,055.07
6. Step 6: Final answer
   x = 2,245.98